Andrie

London, United Kingdom

Age: 43

My day job is to build a sales engineering, profesisonal services and training capability for Revolution Analytics in Europe.

I use R for predictive analytics on big data, i.e. when your data frame no longer fits in available RAM.

I am co-author of R for Dummies - a text aimed at quickly getting you up to speed with R.

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How to make a great R reproducible example?

r example r-faq asked May 11 '11 at 11:12

stackoverflow.com

29 votes

In R, what exactly is the problem with having variables with the same name as base R functions?

function r variables asked May 26 '11 at 8:44

stackoverflow.com

25 votes

Merge “ggplot2” and “qplot” tags

support status-completed stackoverflow retag-request tag-synonyms asked Aug 16 '11 at 16:23

meta.stackoverflow.com

24 votes

How to scrape the web for the list of R release dates?

r asked Nov 26 '12 at 15:01

stackoverflow.com

23 votes

What exactly is copy-on-modify semantics in R, and where is the canonical source?

r pass-by-reference pass-by-value asked Apr 2 at 8:08

stackoverflow.com

22 votes

How to properly document a S3 method of a generic from a different package, using Roxygen?

r roxygen asked Jun 29 '11 at 7:36

stackoverflow.com

17 votes

Strategies for repeating large chunk of analysis

r asked Jun 22 '11 at 8:47

stackoverflow.com

14 votes

Is there a way of manipulating ggplot scale breaks and labels?

r ggplot2 asked Mar 21 '11 at 16:15

stackoverflow.com

14 votes

What is the practical use of the identity function in R?

r functional-programming identity asked Aug 18 '11 at 14:14

stackoverflow.com

14 votes

How to write a function that calls a function that calls data.table?

r data.table asked Feb 12 at 17:08

stackoverflow.com

Top Answers

How to develop a package in R?

stackoverflow.com

Adding without using a + or - sign

codegolf.stackexchange.com

How to save a plot as image on the disk?

stackoverflow.com

How can I remove all objects but one from the workspace in R?

stackoverflow.com

What do hjust and vjust do when making a plot using ggplot?

stackoverflow.com

Extracting the last n characters from a string in R

stackoverflow.com

Does R has something equivalent to reduce() in Python?

stackoverflow.com

Reproducing lattice dendrogram graph with ggplot2

stackoverflow.com

R 2.14 - detect packages without namespace

stackoverflow.com

Function in R to measure function execution time

stackoverflow.com

How to efficiently filter a data frame?

stackoverflow.com

Speed up the loop operation in R

stackoverflow.com

Loop over rows of dataframe applying function with if-statement

stackoverflow.com

R: How to fix the aspect ratio in ggplot?

stackoverflow.com

How to find the border points of a particular shape

stackoverflow.com

R: Select values from data table in range

stackoverflow.com

Capitalize the first letter of both words in a two word string

stackoverflow.com

Offline plotting of map coordinates on static maps of Google

stackoverflow.com

joining aggregate info back to a data frame… in an R way

stackoverflow.com

remove row with nan value

stackoverflow.com

What's the difference between lapply and do.call in R?

stackoverflow.com

How to scrape the web for the list of R release dates?

stackoverflow.com

R graphs: Creating Tufte's horizontal bar lines

stackoverflow.com

Avoid two for loops in R

stackoverflow.com

Shaded area under two curves using R

stackoverflow.com

In R,how do I change the color value of just one value in ggplot2's scale_fill_brewer?

stackoverflow.com

How can I document datasets without adding them to the Collate field?

stackoverflow.com

Apply multiple functions to each row of a dataframe

stackoverflow.com

Changing color of density plots in ggplot2

stackoverflow.com

What does the dot mean in R – personal preference, naming convention or more?

stackoverflow.com